Retractable blade knife



FIG. 1 is a perspective view of a retractable blade knife showing ournew design, illustrated with the blade in retracted position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side viewbeing a mirror image thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof, illustrated with the blade in anextended position;

FIG. 8 is a front elevational view of FIG. 7;

FIG. 9 is a right side elevational view of FIG. 7, the left side being amirror image thereof;

FIG. 10 is a rear elevational view of FIG. 7;

FIG. 11 is a top plan view of FIG. 7; and,

FIG. 12 is a bottom plan view of FIG. 12.

The ornamental design for a retractable blade knife, as shown anddescribed.